Low-lying area (4)
'low-lying area' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for dale that I've seen before include "An English valley" , "See 8" , "Up hill and down . . . ." , "Valley; Trollope's Bell and Lily" , "Valley, as in Yorkshire" .)
'low-lying area' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for vale that I've seen before include "Glen; goodbye!" , "Valley" , "Cheers" , "Long depression containing a river" , "'''Sweet ... of Avoca, how calm could I rest'' (Moore) (4)'" .)